#252A4E#252A4E

#252A4E is a dark, moderate blue. Relative luminance 0.026; OKLCH L 30.0% C 0.065 H 275.8°. Best body text is #FFFFFF at 13.82:1 contrast (WCAG AA passes).

Color values

HEX	#252A4E
RGB	rgb(37, 42, 78)
HSL	hsl(233, 36%, 23%)
HSV	hsv(233, 53%, 31%)
CMYK	cmyk(52.6%, 46.2%, 0%, 69.4%)
CIE-LAB	lab(18.36, 9.30, -22.93)
CIE-LCH	lch(18.36, 24.74, 292.08°)
OKLab	oklab(29.97% 0.0066 -0.0649)
OKLCH	oklch(29.97% 0.065 275.8)
XYZ	xyz(2.9656, 2.5991, 7.5517)
Luminance	0.0260 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#252A4E #4E4925

analogous

#253E4E #252A4E #35254E

triadic

#252A4E #4E252A #2A4E25

tetradic

#252A4E #4E253E #4E4925 #254E35

square

#252A4E #4E253E #4E4925 #254E35

split-complementary

#252A4E #4E3525 #3E4E25

monochromatic

#0A0B15 #111424 #252A4E #394078 #4C57A1

Accessibility & contrast

On white

13.82

#252A4E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.52

#252A4E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #252A4E

13.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##252A4E	#FFFFFF	#000000	##FFFFFF
##252A4E	1.00	13.82	1.52	13.82
#FFFFFF	13.82	1.00	21.00	1.00
#000000	1.52	21.00	1.00	21.00
##FFFFFF	13.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1C2F4F

Deuteranopia (green-blind)

#182B4D

Tritanopia (blue-blind)

#163238

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #252a4e;
/* rgb */ color: rgb(37, 42, 78);
/* oklch */ color: oklch(30.0% 0.065 275.8);

Tailwind

colors: {
  custom: {
    50: '#626380',
    500: '#252a4e',
    950: '#000000',
  },
}

SCSS

$custom: #252a4e;
$custom-light: #626380;
$custom-dark: #000000;

JSON

{
  "hex": "#252a4e",
  "rgb": {
    "r": 37,
    "g": 42,
    "b": 78
  },
  "hsl": {
    "h": 232.683,
    "s": 35.652,
    "l": 22.549
  },
  "oklch": {
    "l": 0.29971,
    "c": 0.06522,
    "h": 275.8
  },
  "luminance": 0.02599
}

Semantic roles & 50–950 ramp

primary

#252A4E

secondary

#817B4E

accent

#BE5CCC

background

#F5F5F7

surface

#EAEAEE

border

#C6C6C9

text

#05050A

muted

#79797C

Preview Lab

Preview with #252A4E

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →